Class: Specinfra::HostInventory::Virtualization

Inherits:
Base
  • Object
show all
Defined in:
lib/specinfra/host_inventory/virtualization.rb

Instance Method Summary collapse

Methods inherited from Base

#backend, #initialize

Constructor Details

This class inherits a constructor from Specinfra::HostInventory::Base

Instance Method Details

#get ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
# File 'lib/specinfra/host_inventory/virtualization.rb', line 4

def get
  res = {}
  ## docker
  if backend.run_command('grep -Eqa \'docker(/|-[0-9a-f]+)\' /proc/1/cgroup||test -e /.dockerinit').success?
    res[:system] = 'docker'
    return res
  end

  ## OpenVZ on Linux
  if backend.run_command('test -d /proc/vz -a ! -d /proc/bc').success?
    res[:system] = 'openvz'
    return res
  end

  cmd = backend.command.get(:get_inventory_system_product_name)
  ret = backend.run_command(cmd)
  if ret.success? and (parsed = parse_system_product_name(ret.stdout))
     res[:system] = parsed
     return res
  end

  ret = backend.run_command('systemd-detect-virt')
  if ret.success?
    res[:system] = parse_systemd_detect_virt_output(ret.stdout)
  end

  res
end

#parse_system_product_name(ret) ⇒ Object 



33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
 
# File 'lib/specinfra/host_inventory/virtualization.rb', line 33

def parse_system_product_name(ret)
  product_name = case ret
    when /.*(VMware Virtual Platform|VMware7,1)/
      'vmware'
    when /.*VirtualBox/
      'vbox'
    when /.*KVM/
      'kvm'
    when /.*OpenStack/
      'openstack'
    else
      nil
  end
  product_name
end

#parse_systemd_detect_virt_output(ret) ⇒ Object 



49
50
51
52
53
54
55
56
57
58
 
# File 'lib/specinfra/host_inventory/virtualization.rb', line 49

def parse_systemd_detect_virt_output(ret)
  detected = ret.strip

  case detected
  when 'vmware', 'kvm', 'qemu'
    detected
  when 'oracle'
    'vbox'
  end
end